Added WindowSurfaceFeature enum to QWindowSurface.

Now that we've added hasPreservedContents() it's cleaner to convert the
various features to feature flags, which is also more extensible in case
more flags are needed in the future.

Reviewed-by: Bjørn Erik Nilsen

1 files changed, 2 insertions, 3 deletions

diff --git a/src/gui/painting/qwindowsurface_raster.cpp b/src/gui/painting/qwindowsurface_raster.cpp
index a5c45c0..9860841 100644
--- a/src/gui/painting/qwindowsurface_raster.cpp
+++ b/src/gui/painting/qwindowsurface_raster.cpp
@@ -410,12 +410,11 @@ bool QRasterWindowSurface::scroll(const QRegion &area, int dx, int dy)
 #endif
 }
 
-bool QRasterWindowSurface::hasStaticContentsSupport() const
+QWindowSurface::WindowSurfaceFeatures QRasterWindowSurface::features() const
 {
-    return true;
+    return QWindowSurface::AllFeatures;
 }
 
-
 void QRasterWindowSurface::prepareBuffer(QImage::Format format, QWidget *widget)
 {
     Q_D(QRasterWindowSurface);